Folded RNA Sequence with Secondary Structures Input a sequence : or, Upload a sequence file : Unfolded RNA Sequence Input a sequence (FASTA format): or, Upload a sequence file : Options Gap open penalty (default : -4) Gap extend penalty (default : -2) Allow to insert base pairs (default : off) Score_matrix Gorodkin Klein (default : Gorodkin) Revised Sep 21, 2004 Copyright © 2003,2004 Sakakibara Lab. All Rights Reserved. webmaster@dna.bio.keio.ac.jp